<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../resct18/react.development.js"></script>
    <script src="../resct18/react-dom.development.js"></script>
    <script src="../resct18/babel.min.js"></script>
</head>
<body>
    <div id="app"></div>
    <script type="text/babel">
        function Content (){
            return <p>我是函数式组件</p>
        }
        class Title extends React.Component{
            render(){
                return <h1>我是类式组件</h1>
            }
        }
        class APP extends React.Component{
            render(){
                return (
                    <div>
                      <Content/>
                      我是一起调用的
                      <Title/>  
                    </div>
                )
            }
        }
        ReactDOM.createRoot(document.getElementById('app')).render(<APP/>)
    </script>
</body>
</html>